Leaf Decomposition – What’s for Lunch?

Activity Summary
Leaf decomposition is a major ecological process in stream ecosystems.  In this activity, students will investigate the aquatic insects responsible for decomposing leaves in stream ecosystems.

Grade Levels
9-12

Learning Objectives
1. Identify the abiotic factors that influence decomposition rates
2. List the steps of the scientific method

Lesson Materials (view or download)
PowerPoint
Lesson Plans
Insect Key 1
Insect Key 2
Leaf Pack Key
Aquatic Insects

Keywords
decomposition, stream ecology, aquatic invertebrates

Last updated: 3/2/2015